<template>
	<view v-else class="goods-detail" :class="themeName">
		<!-- 轮播图 -->
		<goods-swiper :images="goodsInfo.goods_image" :video="goodsInfo.video" :video-cover="goodsInfo.video_cover" />
		<!-- 秒杀信息 -->
		<view class="goods-seckill">
			<view class="goods-seckill__price">
				<price :content="activityInfo.min_seckill_price" main-size="46rpx" minor-size="32rpx" prefix="秒杀价￥"
					color="#FFFFFF" />
				<price class="m-l-12" :content="goodsInfo.min_price" color="#ffffff" prefix="￥" :line-through="true" />
			</view>

			<view class="goods-seckill__time">
				<text class="xs m-b-10" :style="{color: themeColor}">距离结束还剩</text>
				<count-down :time-end="activityInfo.end_time" />
			</view>
		</view>
		<!-- 商品基础信息 -->
		<view class="goods-info">
			<view class="flex row-between col-top m-b-30">

				<view class="goods-name lg m-r-20">{{ goodsInfo.name }}</view>
				<view class="sm lighter share flex-none" @tap="showShare=true">
					<u-icon name="share" />
					<text class="m-l-10">分享</text>
				</view>
			</view>
			<view class="flex row-between muted xs">
				<template v-if="goodsInfo.stock_show">
					<view>库存: {{ goodsInfo.total_stock }}</view>
				</template>
				<view>已抢: {{ activityInfo.sales_volume }}</view>
				<view>浏览量: {{ activityInfo.browse_volume }}</view>
			</view>
		</view>

		<!-- S 规格 -->
		<view class="nr specification" @click="onGoodsOptions">
			<text class="muted">已选</text>
			<text class="m-l-20">{{ specValueStr }}</text>
			<u-icon name="arrow-right" class="muted" style="margin-left: auto;" />
		</view>

		<!-- 规格选择Popup -->
		<goods-spec 
			v-model="showGoodsSpec" 
			:defaultInfo="{
				image: goodsInfo.image,
				price: activityInfo.min_seckill_price,
				stock: goodsInfo.total_stock
			}" 
			price-key="seckill_price" 
			:spec-list="goodsInfo.spec_value" 
			:spec-map="goodsInfo.spec_value_list"
			:goods="goodsInfo.id" 
			:buttons="specButtonsList" 
			@buy="handleBuy" 
			@cart="handleCartAdd"
			@change="changeGoodsSpec" />
		<!-- E 规格 -->


		<!-- diy -->
		<view v-for="(item, index) in pagesData" :key="index">

			<template v-if="item.name=='reviews'">
				<w-reviews v-if="item.show" :content="item.content" :styles="item.styles" :comment="goodsComment"
					:goods-id="goodsID" />
			</template>
			<template v-if="item.name=='goodsrecom'">
				<w-goodsrecom v-if="item.show" :content="item.content" :styles="item.styles" />
			</template>
		</view>


		<!-- 商品介绍 -->
		<view class="detail">
			<view class="detail-title nr">商品详情</view>
			<u-parse :html="goodsInfo.content" :show-with-animation="true"></u-parse>
		</view>


		<!-- 功能按钮组 -->
		<view class="functions">
			<view class="icon-group">
				<view class="icon-item" @tap="goService">
					<u-icon name="kefu-ermai" size="42" />
					<text>客服</text>
				</view>
				<view class="icon-item" @tap="changeCollect(isGoodsCollect)">
					<template v-if="isGoodsCollect">
						<u-icon name="star-fill" size="42" :color="themeColor" />
					</template>
					<template v-else>
						<u-icon name="star" size="42" />
					</template>
					<text>收藏</text>
				</view>
				<view class="icon-item" @tap="goCart">
					<u-icon name="shopping-cart" size="42" />
					<text>购物车</text>
				</view>
			</view>
			<view class="button-group">

				<view class="button-item button-item--cart">
					<router-link :to="{path: '/pages/goods_detail/goods_detail', query: {id: goodsInfo.id}}">
						原价购买</router-link>
				</view>

				<view class="button-item button-item--buy" @click="onBuy">立即抢购</view>
			</view>
		</view>

		<share-popup v-model="showShare" :share-id="seckillID" page-path='bundle/pages/seckill_detail/seckill_detail'
			:config="{
			avatar: userInfo.avatar,
			nickname: userInfo.nickname,
			image: goodsInfo.poster || goodsInfo.image,
			price: activityInfo.min_seckill_price,
			marketPrice: goodsInfo.min_price,
			name: goodsInfo.name,
		  }" />
		<!-- 页面状态 -->
		<page-status :status="pageStatus">
			<template #error>
				<u-empty :text="pageErrorMsg" src="/static/images/empty/shop.png" :icon-size="280"></u-empty>
			</template>
		</page-status>
		<float-tab />
	</view>
</template>

<script>
	import {
		apiSeckillDetail
	} from '@/api/activity'
	import {
		apiCouponGet
	} from '@/api/store'
	import {
		apiGoodsCollect,
		apiGoodsMarketing
	} from '@/api/goods'

	import {
		apiGetPage
	} from '@/api/store'
	import {
		PageStatusEnum
	} from '@/utils/enum'
	import {
		mapGetters
	} from 'vuex'
	import {
		strToParams
	} from '@/utils/tools'
	import {
		OrderTypeEnum
	} from '@/utils/enum'

	export default {
		name: 'GoodsDetail',

		data() {
			return {
				// 页面状态
				pageStatus: PageStatusEnum['LOADING'],
				pagesData: [],
				pageErrorMsg: '', // 页面异常信息

				showShare: false,
				goodsInfo: {}, // 商品信息
				goodsComment: {}, // 用户评价
				seckillID: '', // 秒杀ID
				goodsID: '', // 商品ID
				isGoodsCollect: false, // 商品收藏

				showGoodsSpec: false, // 商品规格: 显示 | 隐藏
				goodsSpecOptions: {}, // 已选商品规格
				specButtonsList: [], // 规格按钮

				// 规格按钮组
				specButtonsGroups: {
					buy: {
						event: 'buy',
						text: '立即抢购',
					}
				},
				activityInfo: {}
			}
		},

		computed: {
			...mapGetters(['isLogin']),

			// 已选商品规格
			specValueStr() {
				return this.goodsSpecOptions?.spec?.spec_value_str ?? ''
			},

		},

		methods: {
			// 获取装修页面
			getPage() {
				apiGetPage({
					type: 5,
					goods_id: this.goodsID,
				}).then(data => {
					const {
						common,
						content
					} = data

					this.pagesData = content
					uni.setNavigationBarTitle({
						title: common.title
					});
				})
			},
			// 更改规格
			changeGoodsSpec(options) {
				this.goodsSpecOptions = options
				console.log(options)
			},

			// 点击加入购物车按钮
			onCart() {
				this.showGoodsSpec = true
				this.specButtonsList = [this.specButtonsGroups.cart]
			},

			// 更改商品收藏状态
			changeCollect(value) {
				value = !!value ? 0 : 1
				if (!this.isLogin) return this.$Router.push('/pages/login/login')

				apiGoodsCollect({
					goods_id: this.goodsID,
					is_collect: value,
				}).then(data => {
					this.isGoodsCollect = value
					this.$toast({
						title: '操作成功'
					})
				}).catch(err => {
					console.log(err)
				})
			},

			// 去客服
			goService() {
				this.$Router.push({
					path: '/bundle/pages/service/service',
					query: {
						type: 'seckill',
						goods_id: this.goodsID,
						activity_id: this.seckillID
					}
				})
			},

			// 去购物车
			goCart() {
				this.$Router.replaceAll({
					path: '/pages/shop_cart/shop_cart'
				})
			},

			// 点击立即购买按钮
			onBuy() {
				this.showGoodsSpec = true
				this.specButtonsList = [this.specButtonsGroups['buy']]
			},

			// 点击已选规格
			onGoodsOptions() {
				this.showGoodsSpec = true
				this.specButtonsList = [this.specButtonsGroups['buy']]
			},

			// 处理 立即购买
			handleBuy({
				spec,
				number
			}) {
				this.$Router.push({
					path: '/pages/goods_order/goods_order',
					query: {
						from: OrderTypeEnum['SECKILL'],
						payload: {
							seckill_id: this.activityInfo?.id,
							goods: [{
								goods_num: number,
								item_id: spec.id
							}],
						}
					}
				})
			},

			// 初始化商品详情数据
			initGoodsDetail() {
				return new Promise((resolve, reject) => {
					apiSeckillDetail({
						id: this.seckillID
					}).then(data => {
						this.goodsInfo = data
						this.goodsID = data.id
						this.activityInfo = data.activity
						const hasComment = JSON.stringify(data.goods_comment) !== '[]'
						this.goodsComment = hasComment ? data.goods_comment : {}
						this.isGoodsCollect = !!data.is_collect
					}).then(data => {
						// #ifdef H5
						// 设置分享
						this.$store.dispatch('setWxShare', {
							shareImage: data?.image,
							shareDesc: data?.name
						})
						// #endif
						resolve(data)
					}).catch(err => {
						reject(err)
					})
				})
			},

		},

		async onLoad() {
			const options = this.$Route.query

			// 商品ID赋值：点击 | 扫码
			this.seckillID = options['scene'] ? strToParams(options['scene'])['id'] : options.id

			try {
				if (!this.seckillID) throw new Error('该商品不存在')

				// 商品详情数据
				await this.initGoodsDetail()
				// diy信息
				await this.getPage()
				this.pageStatus = PageStatusEnum['NORMAL']
			} catch (errMsg) {
				console.log(errMsg)
				this.pageErrorMsg = errMsg
				this.pageStatus = PageStatusEnum['ERROR']
			}
		},

		onShareAppMessage() {
			const {
				name,
				image
			} = this.goodsInfo
			return {
				title: name,
				path: `/bundle/pages/seckill_detail/seckill_detail?id=${this.seckillID}&invite_code=${this.userInfo.code}`,
				imageUrl: image
			}
		}
	}
</script>

<style lang="scss" scoped>
	.goods-detail {
		padding-bottom: calc(100rpx + 20rpx + constant(safe-area-inset-bottom));
		padding-bottom: calc(100rpx + 20rpx + env(safe-area-inset-bottom));
	}

	.goods-seckill {
		display: flex;
		height: 100rpx;

		&__price {
			flex: 1;
			display: flex;
			align-items: center;
			padding: 0 20rpx;
			@include background_linear();
		}

		&__time {
			display: flex;
			flex-direction: column;
			align-items: center;
			justify-content: center;
			width: 240rpx;
			@include background_color(.3);
		}
	}

	.goods-info {
		padding: 20rpx 24rpx;
		background-color: #FFFFFF;

		.share {
			display: flex;
			justify-content: center;
			align-items: center;
			width: 134rpx;
			height: 60rpx;
			margin-right: -24rpx;
			border-radius: 30px 0 0 30px;
			background-color: #F6f6f6;
		}

		.goods-name {
			font-weight: 500;
		}
	}

	.discounts {
		display: flex;
		padding: 24rpx;
		margin-top: 20rpx;
		background-color: #FFFFFF;

		.coupon-tag {
			box-sizing: border-box;
			position: relative;
			display: flex;
			justify-content: center;
			min-width: 140rpx;
			height: 36rpx;
			padding: 0 20rpx;
			border-radius: 4px;
			margin-right: 10rpx;
			color: #FFFFFF;

			@include background_color() &::before,
			&::after {
				position: absolute;
				top: 50%;
				transform: translateY(-50%);
				display: block;
				content: '';
				width: 10rpx;
				height: 10rpx;
				border-radius: 50%;
				background-color: #FFFFFF;
			}

			&::before {
				right: -5rpx;
			}

			&::after {
				left: -5rpx;
			}
		}
	}

	.specification {
		display: flex;
		padding: 24rpx;
		margin-top: 20rpx;
		background-color: #FFFFFF;
	}

	.detail {
		padding: 24rpx;
		margin-top: 20rpx;
		background-color: #FFFFFF;

		&-title {
			text-align: center;
			font-weight: 500;
			padding-bottom: 24rpx;
		}
	}

	.functions {
		position: fixed;
		left: 0;
		right: 0;
		bottom: 0;
		display: flex;
		align-items: center;
		height: calc(100rpx + constant(safe-area-inset-bottom));
		height: calc(100rpx + env(safe-area-inset-bottom));
		padding: 0 24rpx constant(safe-area-inset-bottom) 24rpx;
		padding: 0 24rpx env(safe-area-inset-bottom) 24rpx;
		border-top: $-solid-border;
		background-color: #FFFFFF;

		.icon-group {
			display: flex;
			justify-content: space-around;
			width: 268rpx;
			font-size: $-font-size-xxs;
			color: $-color-lighter;

			.icon-item {
				display: flex;
				flex-direction: column;
				align-items: center;
			}
		}

		.button-group {
			flex: 1;
			display: flex;
			justify-content: space-between;

			.button-item {
				flex: 1;
				box-sizing: border-box;
				display: flex;
				justify-content: center;
				align-items: center;
				height: 74rpx;
				margin-left: 14rpx;
				border-radius: 60px;

				&--cart {
					@include font_color();
					@include border_color();

					border-width: 1px;
					border-style: solid;
				}

				&--buy {
					@include background_color();
					color: #FFFFFF;
				}
			}
		}
	}

	.coupons {
		background-color: #f6f6f6;

		&-header {
			display: flex;
			align-items: center;
			justify-content: space-between;
			height: 100rpx;
			padding: 0 30rpx;
			font-weight: 500;
			font-size: $-font-size-md;
			background-color: #FFFFFF;
		}

		&-main {
			padding: 20rpx;

			.coupons-item {
				&:nth-child(n+2) {
					margin-top: 20rpx;
				}
			}
		}
	}
</style>
